2Kilicoglu H, Comparison of the effectiveness of two types of toothbrushes on the oral hygiene of patients undergoing orthodontic treatment with fixed appliances [J]. Am J orthod Dentofacial Orthop. 1997.111 (6) : 1-4.
3Davies TM,Shaw WC ,worthington HV,et al. The effect of orthodontic treatment on plaque and gingivitis[J], AM J orthod Dentofac Orthop, 1991.99: 155.
4Chadwick BL, Products for prevention during orthodentics[J].BR J Orthod. 1994,21 (4) : 395-398.
5Yeung SC, Oral hygiene program for orthodentic patients [J].AM J Orthod Dentofacial Orthop. 1989,96(3):208-213.
6Gorelick L, Geiger AM, Gwinnett AJ. Incidence of white spot formationafter bonding and handing. Am J Orthod 1981 ;81:93-98.
7Mizrahi E. Enamel demineralization following orthodontic treatment. Am JOrthod 1982;82:62-67.
8Artun J, Brobakken BO. Prevalonce of carious white spots after orthodontic treatment with multibonded appliances. Eur J Orthod 1986;8:229-234.
9Banks PA, Richmond S. Enamel sealants: a clinical evaluation of theirvalue during fixed appliance therapy. Eur J Orthod 1994;16:19-25.
10Marcushamer M, Garcia-Godoy F, Chan DCN. Caries protection afterorthodontic bond cementation with glass ionomer. ASDC J Dent Child1993;60:300-303.
6Maria T, O' Reilly M, Jaime E, et al. Effectiveness of a sealant compared with no sealant in preventing enamel dcmineralization in patients with fixed orthodontic appliances : a prospective clinical trial. American journal of orthodontics and dentofacial orthopedics,2013,143:837-44.
9ALMAAITAH E F,ABU OMAR A A,AL-KHATEEB S N.Effect of fixed orthodontic appliances bonded with different etching techniques on tooth color:a prospective clinical study[J] .Am J Orthod Dentofacial Orthop,2013,144 (1):43-49.
10OREILLY M T,DEJESUS VIAS J,HATCH J P.Effectiveness of a sealant compared with no sealant in preventing enamel demineralization in patients with fixed orthodontic appliances:a prospective clinical trial[J] .Am J Orthod Dentofacial Orthop,2013,143 (6):837-844.
